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VulnerabilityPublished Updated

CVE-2025-6033: NI Circuit Design Suite · - Out of Bounds Write

Affects NI Circuit Design SuiteSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 7% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 30 Sep 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
NI Circuit Design SuiteAffected
  • =0
Fixed in–

AI-suggested

  1. Immediately restrict or monitor the use of NI Circuit Design Suite, especially the SymbolEditor component, until patches are available.
  2. Educate users to avoid opening .sym files from untrusted or unknown sources to reduce the risk of social engineering attacks.
  3. Implement application whitelisting and sandboxing for NI Circuit Design Suite to contain potential exploitation attempts.
  4. Employ endpoint detection and response (EDR) solutions to monitor for anomalous behavior indicative of exploitation, such as unexpected memory writes or process injections.
  5. Network segmentation should be used to limit the spread of potential compromises originating from affected workstations.
  6. Regularly back up critical design files and maintain version control to mitigate data loss or tampering.
  7. Monitor vendor communications closely for patches or updates and apply them promptly once available.
  8. Consider deploying file scanning solutions to detect and block malicious .sym files at email gateways or file servers.

Description

There is a memory corruption vulnerability due to an out of bounds write in XML_Serialize() when using SymbolEditor in NI Circuit Design Suite.  This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .sym file. This vulnerability affects NI Circuit Design Suite 14.3.1 and prior versions.

References

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